Home / 754,006.87-1,040,503.11-414,472.69

Finding the Fourth Proportional to 754,006.87, 1,040,503.11 and 414,472.69

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Solution

The fourth proportional to 754,006.87, 1,040,503.11 and 414,472.69 is: 571,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,006.87 : 1,040,503.11 = 414,472.69 : x
  2. Step 2: Convert to fraction form
    754,006.87/1,040,503.11 = 414,472.69/x
  3. Step 3: Cross multiply
    754,006.87x = 1,040,503.11 × 414,472.69
  4. Step 4: Simplify right side
    754,006.87x = 431,260,117,752.55
  5. Step 5: Solve for x
    x = 431,260,117,752.55/754,006.87
  6. Step 6: Final answer
    x = 571,957.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.